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Clean up how we reload entry point a little

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This commit is contained in:
Jarred Sumner
2022-10-09 00:49:45 -07:00
parent 4b5c9acc72
commit 4dbbdb1671
2 changed files with 51 additions and 3 deletions
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28
src/bun.js/javascript.zig
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@@ -384,7 +384,7 @@ pub const VirtualMachine = struct {
pub fn reload(this: *VirtualMachine) void {
Output.debug("Reloading...", .{});
this.global.reload();
this.pending_internal_promise = this.loadEntryPoint(this.main) catch @panic("Failed to reload");
this.pending_internal_promise = this.reloadEntryPoint(this.main) catch @panic("Failed to reload");
}
pub fn io(this: *VirtualMachine) *IO {
@@ -1474,7 +1474,7 @@ pub const VirtualMachine = struct {
this.global.deleteModuleRegistryEntry(&str);
}
pub fn loadEntryPoint(this: *VirtualMachine, entry_path: string) !*JSInternalPromise {
pub fn reloadEntryPoint(this: *VirtualMachine, entry_path: []const u8) !*JSInternalPromise {
this.main = entry_path;
try this.entry_point.generate(this.bun_watcher != null, Fs.PathName.init(entry_path), main_file_name);
this.eventLoop().ensureWaker();
@@ -1500,7 +1500,29 @@ pub const VirtualMachine = struct {
this.pending_internal_promise = promise;
}
this.waitForPromise(promise);
return promise;
}
pub fn loadEntryPoint(this: *VirtualMachine, entry_path: string) !*JSInternalPromise {
var promise = try this.reloadEntryPoint(entry_path);
// pending_internal_promise can change if hot module reloading is enabled
if (this.bun_watcher != null) {
switch (this.pending_internal_promise.status(this.global.vm())) {
JSC.JSPromise.Status.Pending => {
while (this.pending_internal_promise.status(this.global.vm()) == .Pending) {
this.eventLoop().tick();
if (this.pending_internal_promise.status(this.global.vm()) == .Pending) {
this.eventLoop().autoTick();
}
}
},
else => {},
}
} else {
this.waitForPromise(promise);
}
this.eventLoop().autoTick();